128468445

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{631}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 240352128

約数和(自身を除く): 111883683

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 277, 631, 735, 831, 1385, 1893, 1939, 3155, 4155, 4417, 5817, 9465, 9695, 13251, 13573, 22085, 29085, 30919, 40719, 66255, 67865, 92757, 154595, 174787, 203595, 463785, 524361, 873935, 1223509, 2621805, 3670527, 6117545, 8564563, 18352635, 25693689, 42822815, 128468445]

約数ペア:

[(1, 128468445), (3, 42822815), (5, 25693689), (7, 18352635), (15, 8564563), (21, 6117545), (35, 3670527), (49, 2621805), (105, 1223509), (147, 873935), (245, 524361), (277, 463785), (631, 203595), (735, 174787), (831, 154595), (1385, 92757), (1893, 67865), (1939, 66255), (3155, 40719), (4155, 30919), (4417, 29085), (5817, 22085), (9465, 13573), (9695, 13251)]